RTA RAIL TEC ARSENAL FAHRZEUGVERSUCHSANLAGE GMBH

Their core work

RTA is a Vienna-based testing and research facility specializing in icing wind tunnel testing for the aviation industry. They operate experimental infrastructure that simulates ice formation conditions on aircraft components — rotors, engine air intakes, nacelles, and empennage surfaces. Their core contribution to EU projects is providing physical test data, experimental validation, and thermal protection system evaluation that supports both certification (Acceptable Means of Compliance) and next-generation 3D icing simulation tools. They bridge the gap between computational ice accretion models and real-world aerodynamic performance under icing conditions.

What they specialise in

How they've shifted over time

RTA's early H2020 work (2017-2018) focused on fundamental ice protection for rotor blades — thermal heating, heat-able coatings, and de-icing for tilt-rotor aircraft. From 2019 onward, the scope broadened significantly into engine air intakes, nacelle thermal management, composite structures, and comprehensive 3D icing simulation databases. The shift shows a move from component-level de-icing toward full aircraft system integration and simulation-driven certification.

RTA is moving from pure experimental testing toward supporting simulation-based certification workflows, positioning them as essential infrastructure for digital twin approaches in aircraft icing.

How they like to work

RTA operates exclusively as a specialist participant — they have never coordinated an H2020 project but contribute to every consortium they join. With 56 unique partners across 13 countries in just 6 projects, they work in large, aviation-industry consortia (typical for Clean Sky 2 and transport RIAs). This pattern indicates a trusted infrastructure provider that major aerospace primes and research labs consistently invite into their projects.

RTA has built a broad European network of 56 partners across 13 countries through 6 projects, reflecting the large consortium sizes typical of Clean Sky 2 Joint Technology Initiative projects. Their network likely includes major European aerospace OEMs, tier-1 suppliers, and aeronautics research centres.

What sets them apart

RTA's icing wind tunnel facility is a rare and specialized piece of European research infrastructure — few organizations can offer controlled experimental icing conditions for aircraft components at this scale. Their combination of physical testing capability with growing involvement in simulation validation makes them a critical link in the certification chain for any new ice protection technology. For consortium builders, RTA offers something most partners cannot: the physical proof that your ice protection concept actually works.

Highlights from their portfolio

• ICE GENESIS
  Largest project by funding (EUR 901K) — building the next-generation experimental database for 3D icing simulation including supercooled large droplets and snow conditions.
• TRIcEPS
  Addresses ice and particle protection for the Next Generation Civil Tilt Rotor — a niche intersection of rotorcraft and fixed-wing icing challenges.
• IMPACT
  Combines anti-ice coatings with aerodynamic optimisation for aircraft rear-end surfaces, showing RTA expanding beyond traditional rotor and intake testing.